A UN Environment Program update summarizing more than 400 new scientific studies says global warming may be larger and faster than predicted in the authoritative IPCC review of 2007.

"Fox Cable Networks and the National Geographic Channel announced Thursday that they would start a new program service that would focus on natural history and wildlife."

"The Arctic ice cap will vanish completely in summer months within 20-30 years, polar researchers said Thursday, sounding the alarm two months before a critical climate change summit in Copenhagen."

Fixing leaks of natural gas -- alias methane, a potent heat-trapping gas that causes up to a third of human-caused global warming -- can save money and slow warming.

"Oil prices reached a fresh one-year high above $75 a barrel Thursday in Asia on a weaker U.S. dollar and growing investor optimism about an economic recovery."

"The shape of a broader climate pact is clearer after marathon talks in the Thai capital, the United Nations said on Friday, as rich nations were urged not to ditch the Kyoto Protocol or dodge tough emissions cuts."

"President Obama won the Nobel Peace Prize today in part for what the award's organizers said was a 'more constructive role in meeting the great climatic challenges the world is confronting.'"

"As sea temperatures have risen in recent decades, enormous sheets of a mucus-like material have begun forming more often, oozing into new regions, and lasting longer, a new Mediterranean Sea study says."

"U.S. companies could save tens of billions of dollars by investing in efforts to combat deforestation in developing nations instead of cleaning up their own domestic carbon dioxide emissions, according to a report released Wednesday."